Kit Masters Part Number:

99859

99859

Convert to 2 Speed

    ApplicationEngine
    Western StarMBE4000

    OEM Part #(s)

    989859,
    98A9859,
    999859,
    99a9859

    Rebuild Kit

    Use Kit: 14-25614-256

    Warranty

    2 year/200,000 mile

    863
    Convert to 2 Speed